Electric Motors
| Frame | 286Y |
|---|---|
| Output | 25 HP (18.5 kW) |
| Number of Poles | 4 |
| Frequency | 60 Hz |
| Rated speed | 1765 rpm |
| Slip | 1.94 % |
| Rated voltage | 208-230/460 V |
| Rated current | 65.3-59.1/29.5 A |
| L. R. Amperes | 405-366/183 A |
| LRC | 6.2x(Code G) |
| No load current | 0.000-24.0/12.0 A |
| Rated torque | 74.4 ft.lb |
| Locked rotor torque | 240 % |
| Breakdown torque | 270 % |
| Locked rotor time | 43s (cold) 24s (hot) |
|---|---|
| Design | B |
| Insulation Class | F |
| Service factor | 1.25 |
| Temperature rise | 80 K |
| Duty Cycle | Cont.(S1) |
| Starting Method | Direct On Line |
| Ambient temperature | -20°C to +40°C |
| Altitude | 1000 m.a.s.l. |
| Degree of Protection | IP55 |
| Enclosure | IC410 - TEAO |
| Mounting | F-1 |
| Rotation¹ | Both (CW and CCW) |
| Approx. weight³ | 388 lb |
(1) Looking the motor from the shaft end.; (3) Approximate weight, subject to be changed after manufacturing process.; (4) At 100% of full load.
Efficiency
| 50% | 75% | 100% |
|---|---|---|
| 92.4 | 93.0 | 93.6 |
Power factor
| 50% | 75% | 100% |
|---|---|---|
| 0.70 | 0.80 | 0.84 |
Features
| Frame Material | Cast Iron |
|---|---|
| Impregnation Method | Dip and Bake Polyester |
| Regreasing System | At Drive end and Non-drive end |
| Main terminal box hole | NPT 1 1/4" |
| Terminal Block | Without |
| Shaft Locking Device | Without |
| Drain | Rubber, automatic |
| Shaft Material | SAE 1040/45 Carbon Steel |
| Painting | RAL 5009 202E (ISO 12944 - C4) |
| Grounding Lugs | Single |
| Fan Cover material | Without Fan Cover |
| Tropicalized Painting | Without |
| Fan material | Without fan |
| Bearing cap | Yes- Bearing Cap |
| Balancing Method | 1/2 Key |
| Drip Cover | Without |
| Overload protector (phenolic) | Without overload protector |
Bearing details
| Drive End | Non Drive End | |
|---|---|---|
| Bearing type | 6311 C3 | 6211 C3 |
| Sealing | V'Ring | V'Ring |
| Lubrication interval | 20000 h | 20000 h |
| Lubricant amount | 18 g | 11 g |
| Grease Type | Mobil Polyrex EM | |
Foundation loads
| Max. traction | Max. compression |
|---|---|
| 682 lb | 1070 lb |
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor
$19.99 USD | $24.99 USD
Product title
Vendor
